|Outcome|No.|Date|Championship|Surface|Opponent in the final|Score in the final|
|---|---|---|---|---|---|---|
|Winner|1.|20 July 1981|Båstad, Sweden|Clay|Anders Järryd|6–2, 6–3|
|Runner-up|1.|21 September 1981|Bordeaux, France|Clay|Andrés Gómez|6–7, 6–7, 1–6|
|Winner|2.|10 June 1985|Bologna, Italy|Clay|Claudio Panatta|6–2, 6–0|
|Winner|3.|9 September 1985|Palermo, Italy|Clay|Joakim Nyström|6–2, 6–0|
|Winner|4.|23 September 1985|Barcelona, Spain|Clay|Mats Wilander|0–6, 6–2, 3–6, 6–4, 6–0|
|Winner|5.|10 February 1986|Metz, France|Indoor|Broderick Dyke|6–4, 6–3|
|Runner-up|2.|28 April 1986|Indianapolis, U.S.|Clay|Andrés Gómez|4–6, 6–7(1–7)|
|Runner-up|3.|28 July 1986|Washington, D.C., U.S.|Clay|Karel Nováček|1–6, 6–7(4–7)|
|Runner-up|4.|8 September 1986|Geneva, Switzerland|Clay|Henri Leconte|5–7, 3–6|

Question: what is thierry tulasne number of clay court titles?
Answer: 4